CVE-2025-15678 — Nexter Blocks < 5.0.2 - Author+ Stored XSS via SVG Upload
The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files (Author by default), allowing them…
Published: 2026-08-06 · CVSS: 6.1 · CVSS 3.1
The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files (Author by default), allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site Scripting.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7